syms w v x t
syms a real
f = sqrt(exp(-w^3/(3*a^2)));
IF1 = ifourier(f)
g = exp(-abs(x));
IF2 = ifourier(g)
h = sinh(-abs(w)) -1;
IF3 = simple(ifourier(h,t))
syms w real
k = exp(-w^3*abs(v))*cos(v)/v;
IF4 = ifourier(k,v,t)
